Merge pull request #13033 from RandieM/password-reset-checkbox-invisible

fixes issue #12383

core/js/lostpassword.js

@@ -5,7 +5,7 @@ OC.Lostpassword = {
 	sendSuccessMsg : t('core', 'The link to reset your password has been sent to your email. If you do not receive it within a reasonable amount of time, check your spam/junk folders.<br>If it is not there ask your local administrator.'),
 
 	encryptedMsg : t('core', "Your files are encrypted. There will be no way to get your data back after your password is reset.<br />If you are not sure what to do, please contact your administrator before you continue. <br />Do you really want to continue?")
-			+ ('<br /><input type="checkbox" id="encrypted-continue" value="Yes" />')
+			+ ('<br /><input type="checkbox" id="encrypted-continue" class="checkbox checkbox--white" value="Yes" />')
 			+ '<label for="encrypted-continue">'
 			+ t('core', 'I know what I\'m doing')
 			+ '</label><br />',